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package de.lmu.ifi.dbs.elki.index.tree.spatial.rstarvariants.util;
/*
This file is part of ELKI:
Environment for Developing KDD-Applications Supported by Index-Structures
Copyright (C) 2013
Ludwig-Maximilians-Universität München
Lehr- und Forschungseinheit für Datenbanksysteme
ELKI Development Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import de.lmu.ifi.dbs.elki.index.tree.AbstractNode;
import de.lmu.ifi.dbs.elki.index.tree.spatial.SpatialEntry;
import de.lmu.ifi.dbs.elki.utilities.datastructures.arraylike.ArrayAdapter;
/**
* Access the entries of a node as array-like.
*
* @author Erich Schubert
*/
public class NodeArrayAdapter implements ArrayAdapter<SpatialEntry, AbstractNode<? extends SpatialEntry>> {
/**
* Static adapter.
*/
public static NodeArrayAdapter STATIC = new NodeArrayAdapter();
/**
* Constructor.
*/
protected NodeArrayAdapter() {
super();
}
@Override
public int size(AbstractNode<? extends SpatialEntry> array) {
return array.getNumEntries();
}
@Override
public SpatialEntry get(AbstractNode<? extends SpatialEntry> array, int off) throws IndexOutOfBoundsException {
return array.getEntry(off);
}
}
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